July 28, 1914 and ended November 11, 1918
North: Canada
South: Mexico
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The arrival in Texas of the industries of munitions, shipbuilding, and petroleum was the direct result of the war.
Yes, industrialization and the fabrication of ships, supplies for the war, and the development of the oil industry was a direct result of the United States entering World War I.
With the United States entering the war, the troops at the war front needed all kinds of war supplies. Oil played a key role as an important raw material in the industries, as well as steel for shipbuilding. Industries had to work hard to comply with the war demanding and the US army necessities in Europe.
The Harding's campaign promises of a return to "normalcy," supported the adoption of an isolationist policy and a series of measure that would return America to the way it was before the war; this idea appealed to voters who were affected by the tension and fighting during WW I and all the damages it had caused, and to those who wanted to return to the way of life before World War I, adopt an isolationist policy rather than getting involved in international treaties or organizations (such as the League of Nations) and to focus on domestic issues.
Because of the unrestricted attacks German submarines were making on American ships